<twig:table caption='data table' :headers='["key", "value"]' :data='[[1, 2], [3, 4]]'>
        <twig:block name="th">custom th ({{ parent() }})</twig:block>
        <twig:block name="td">custom td ({{ parent() }})</twig:block>
        <twig:block name="footer">
                My footer
        </twig:block>
</twig:table>
